leg site hole core section top interval depth(cm) top of core depth(cm) top of section(m) sample midpoint depth(m) describer rock name piece numbers texture data structure data alteration data other information data vesicle data phenocryst data groundmass mineral data replacement mineral data comments unknown code 29 278 34 3 7.0 424.00 427.07 427.30 MARGOLIS, S. SEDIMENT (SILICEOUS NANNO CHALK) 29 278 34 3 60.0 424.00 427.60 428.16 MARGOLIS, S. SEDIMENT (SILICEOUS NANNO CHALK) 29 278 34 3 116.0 424.00 428.16 428.50 MARGOLIS, S. PLAG PHYRIC BASALT PORPHYRITIC, CHILLED MARGINS VEINS comments: NO OBVIOUS ALTERATION OF CHALK CONTACT AT 115 CM, SEE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS FOR ADDITIONAL INFORMATION comments : VESICULAR AND HAS AMYGDULES 29 278 34 CC 0.0 424.00 428.60 428.60 MARGOLIS, S. PLAG PHYRIC BASALT 29 278 35 1 0.0 429.00 429.00 430.50 OVENSHINE, A. T PLAG PHYRIC BASALT PORPHYRITIC, PALAGONITE RINDS, MICRITE SELVAGES FRESH SALT IS OLIVE BLACK (5 Y 2/1), GLASS IS BLACK, LAGONITE RINDS ARE DARK YELLOWISH ORANGE 0 YR 6/6), MICRITE SELVAGES ARE LIGHT GREY 0 YR 7/2), CORE IS IN ABOUT 20 SEGMENTS WITH THE NGEST BEING 19 CM + THERE HAS BEEN ABRASION OF TERIAL LOST BETWEEN SEGMENTS, FOR ADDITIONAL FORMATION SEE INITIAL REPORTS 0.5 CALCITE comments : WHITE RARE CALCITE FILLED AMYGDULES AVERAGE 0.5 MM GLASS PALAG comments : PALAGONITE RINDS | CALCITE comments : IN AMYGDULES 29 278 35 2 0.0 429.00 430.50 432.00 OVENSHINE, A. T PLAG PHYRIC BASALT PORPHYRITIC, FROM 43-72 CM A MICRITE SELVAGE UP TO 2 CM THICK WITH GLASS + PALAGONITE ON EACH SIDE, FROM 86-93 CM CORE THROUGH PILLOW IS RIM OF GLASS AND PALAGONITE, SOME MICRITE PRESERVED IN INTERPILLOW AREAS AT 30 CM A WIDE MICRITE VEIN (3 CM) 12 SEGMENTS COMPRISE THE CORE, FOR ADDITIONAL INFORMATION SEE THE CORE FORM AND LITHOLOGIC DESCRIPTION IN THE INITIAL REPORTS PALAG 29 278 35 3 0.0 429.00 432.00 433.50 OVENSHINE, A. T PLAG PHYRIC BASALT PORPHYRITIC, FROM 0-32 CM SEGMENTS ARE GREATLY ROUNDED, GLASS RIM IN INTERVAL (67-69 CM) IS 0.8 CM THICK, FROM 142-150 CM MICRITE SELVAGE LACKING GLASS RIM (1 CM WIDE) CALCITE, LIMONITE comments : BETWEEN 33-36 CM HAS A ZONE 1 CM THICK OF IRREGULARLY SHAPED VESICLES FILLED WITH CALCITE AND LIMONITE CALCITE | LIM comments : IN VESICLES 29 278 35 CC 0.0 429.00 433.60 434.15 OVENSHINE, A. T PLAG PHYRIC BASALT PORPHYRITIC comments: CEMENTATION UNKNOWN - ROCK HAS BEEN LESS WEATHERED AND IS ALTERED IN APPEARANCE CORE CATCHER HAS 9 PIECES OF BASALT TOTALING 65 CM AND INCLUDING THREE 5 CM FRAGMENTS, CEMENTATION UNKNOWN AND ROCK HAS BEEN LESS WEATHERED + HAS ALTERED APPEARANCE, NO GLASS ON ANY OF THESE PIECES GLASS 0 comments : NO GLASS ON ANY OF THESE PIECES